The $129 BioLite wood burning campstove converts heat to electricity, so you can charge your mobile phone while you boil up your freeze-dried beef stroganoff.
Read more in Family at Boing Boing
Mark Frauenfelder is the founder of Boing Boing and the editor-in-chief of MAKE and Cool Tools. Twitter: @frauenfelder. His new book is Maker Dad: Lunch Box Guitars, Antigravity Jars, and 22 Other Incredibly Cool Father-Daughter DIY Projects